package com.andy.rpc;

import com.andy.rpc.handler.ServerHandler;
import io.netty.bootstrap.ServerBootstrap;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelPipeline;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.nio.NioServerSocketChannel;
import io.netty.channel.socket.nio.NioSocketChannel;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

@Component
public class ProviderServer {

    @Autowired
    private ServerHandler serverHandler;


    public void startServer(int port) throws InterruptedException {
        //1.创建两个线程池对象
        NioEventLoopGroup bossGroup = new NioEventLoopGroup();
        NioEventLoopGroup  workGroup = new NioEventLoopGroup();

        //2.创建服务端的启动引导对象
        ServerBootstrap serverBootstrap = new ServerBootstrap();

        //3.配置启动引导对象
        serverBootstrap.group(bossGroup,workGroup)
                //设置通道为NIO
                .channel(NioServerSocketChannel.class)
                //创建监听channel
                .childHandler(new ChannelInitializer<NioSocketChannel>() {
                    protected void initChannel(NioSocketChannel nioSocketChannel) throws Exception {
                        //获取管道对象
                        ChannelPipeline pipeline = nioSocketChannel.pipeline();
                        //给管道对象pipeLine 加解码（服务器端 解码用RpcRequest，加码用Object）
                        pipeline.addLast(new RpcEncoder(Object.class,new JSONSerializer()));
                        pipeline.addLast(new RpcDecoder(RpcRequest.class,new JSONSerializer()));
                        //把我们自顶一个ChannelHander添加到通道中
                        pipeline.addLast(serverHandler);
                    }
                });

        //4.绑定端口
        serverBootstrap.bind(port).sync();

        System.out.println("server启动完成...");
    }

}
